diff --git a/server/internal/course_teacher/handler/course_teacher/createcourseteacherhandler.go b/server/internal/course_teacher/handler/course_teacher/createcourseteacherhandler.go
index 2358b643..ba32d424 100644
--- a/server/internal/course_teacher/handler/course_teacher/createcourseteacherhandler.go
+++ b/server/internal/course_teacher/handler/course_teacher/createcourseteacherhandler.go
@@ -4,11 +4,14 @@
 package course_teacher
 
 import (
+	"fmt"
 	"net/http"
 
 	"github.com/JACKYMYPERSON/hldrCenter/config"
 	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/logic/course_teacher"
+	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/model"
 	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/types"
+	"github.com/zeromicro/go-zero/core/stores/sqlx"
 	"github.com/zeromicro/go-zero/rest/httpx"
 )
 
@@ -20,7 +23,22 @@ func CreateCourseTeacherHandler(cfg *config.Config) http.HandlerFunc {
 			return
 		}
 
-		l := course_teacher.NewCreateCourseTeacherLogic(r.Context(), svcCtx)
+		mysqlCfg := cfg.MySQL
+		dsn := fmt.Sprintf(
+			"%s:%s@tcp(%s:%d)/%s?charset=%s&parseTime=true&loc=Local",
+			mysqlCfg.Username,
+			mysqlCfg.Password,
+			mysqlCfg.Host,
+			mysqlCfg.Port,
+			mysqlCfg.Database,
+			mysqlCfg.Charset,
+		)
+		fmt.Println("接收到articlePost请求")
+
+		conn := sqlx.NewSqlConn("mysql", dsn)
+		CourseTeacherModel := model.NewCourseTeacherModel(conn)
+
+		l := course_teacher.NewCreateCourseTeacherLogic(r.Context(), cfg, CourseTeacherModel)
 		resp, err := l.CreateCourseTeacher(&req)
 		if err != nil {
 			httpx.ErrorCtx(r.Context(), w, err)
diff --git a/server/internal/course_teacher/handler/course_teacher/deletecourseteacherhandler.go b/server/internal/course_teacher/handler/course_teacher/deletecourseteacherhandler.go
index 89cf4f23..4ce25d1f 100644
--- a/server/internal/course_teacher/handler/course_teacher/deletecourseteacherhandler.go
+++ b/server/internal/course_teacher/handler/course_teacher/deletecourseteacherhandler.go
@@ -4,11 +4,14 @@
 package course_teacher
 
 import (
+	"fmt"
 	"net/http"
 
 	"github.com/JACKYMYPERSON/hldrCenter/config"
 	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/logic/course_teacher"
+	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/model"
 	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/types"
+	"github.com/zeromicro/go-zero/core/stores/sqlx"
 	"github.com/zeromicro/go-zero/rest/httpx"
 )
 
@@ -20,7 +23,22 @@ func DeleteCourseTeacherHandler(cfg *config.Config) http.HandlerFunc {
 			return
 		}
 
-		l := course_teacher.NewDeleteCourseTeacherLogic(r.Context(), svcCtx)
+		mysqlCfg := cfg.MySQL
+		dsn := fmt.Sprintf(
+			"%s:%s@tcp(%s:%d)/%s?charset=%s&parseTime=true&loc=Local",
+			mysqlCfg.Username,
+			mysqlCfg.Password,
+			mysqlCfg.Host,
+			mysqlCfg.Port,
+			mysqlCfg.Database,
+			mysqlCfg.Charset,
+		)
+		fmt.Println("接收到articlePost请求")
+
+		conn := sqlx.NewSqlConn("mysql", dsn)
+		CourseTeacherModel := model.NewCourseTeacherModel(conn)
+
+		l := course_teacher.NewDeleteCourseTeacherLogic(r.Context(), cfg, CourseTeacherModel)
 		resp, err := l.DeleteCourseTeacher(&req)
 		if err != nil {
 			httpx.ErrorCtx(r.Context(), w, err)
diff --git a/server/internal/course_teacher/handler/course_teacher/getcourseteacherhandler.go b/server/internal/course_teacher/handler/course_teacher/getcourseteacherhandler.go
index 7e80bad7..2276cdfa 100644
--- a/server/internal/course_teacher/handler/course_teacher/getcourseteacherhandler.go
+++ b/server/internal/course_teacher/handler/course_teacher/getcourseteacherhandler.go
@@ -4,11 +4,14 @@
 package course_teacher
 
 import (
+	"fmt"
 	"net/http"
 
 	"github.com/JACKYMYPERSON/hldrCenter/config"
 	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/logic/course_teacher"
+	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/model"
 	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/types"
+	"github.com/zeromicro/go-zero/core/stores/sqlx"
 	"github.com/zeromicro/go-zero/rest/httpx"
 )
 
@@ -20,7 +23,22 @@ func GetCourseTeacherHandler(cfg *config.Config) http.HandlerFunc {
 			return
 		}
 
-		l := course_teacher.NewGetCourseTeacherLogic(r.Context(), svcCtx)
+		mysqlCfg := cfg.MySQL
+		dsn := fmt.Sprintf(
+			"%s:%s@tcp(%s:%d)/%s?charset=%s&parseTime=true&loc=Local",
+			mysqlCfg.Username,
+			mysqlCfg.Password,
+			mysqlCfg.Host,
+			mysqlCfg.Port,
+			mysqlCfg.Database,
+			mysqlCfg.Charset,
+		)
+		fmt.Println("接收到articlePost请求")
+
+		conn := sqlx.NewSqlConn("mysql", dsn)
+		CourseTeacherModel := model.NewCourseTeacherModel(conn)
+
+		l := course_teacher.NewGetCourseTeacherLogic(r.Context(), cfg, CourseTeacherModel)
 		resp, err := l.GetCourseTeacher(&req)
 		if err != nil {
 			httpx.ErrorCtx(r.Context(), w, err)
diff --git a/server/internal/course_teacher/handler/course_teacher/listcourseteacherhandler.go b/server/internal/course_teacher/handler/course_teacher/listcourseteacherhandler.go
index f5fe30c7..63f70c3d 100644
--- a/server/internal/course_teacher/handler/course_teacher/listcourseteacherhandler.go
+++ b/server/internal/course_teacher/handler/course_teacher/listcourseteacherhandler.go
@@ -4,11 +4,14 @@
 package course_teacher
 
 import (
+	"fmt"
 	"net/http"
 
 	"github.com/JACKYMYPERSON/hldrCenter/config"
 	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/logic/course_teacher"
+	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/model"
 	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/types"
+	"github.com/zeromicro/go-zero/core/stores/sqlx"
 	"github.com/zeromicro/go-zero/rest/httpx"
 )
 
@@ -20,7 +23,22 @@ func ListCourseTeacherHandler(cfg *config.Config) http.HandlerFunc {
 			return
 		}
 
-		l := course_teacher.NewListCourseTeacherLogic(r.Context(), svcCtx)
+		mysqlCfg := cfg.MySQL
+		dsn := fmt.Sprintf(
+			"%s:%s@tcp(%s:%d)/%s?charset=%s&parseTime=true&loc=Local",
+			mysqlCfg.Username,
+			mysqlCfg.Password,
+			mysqlCfg.Host,
+			mysqlCfg.Port,
+			mysqlCfg.Database,
+			mysqlCfg.Charset,
+		)
+		fmt.Println("接收到articlePost请求")
+
+		conn := sqlx.NewSqlConn("mysql", dsn)
+		CourseTeacherModel := model.NewCourseTeacherModel(conn)
+
+		l := course_teacher.NewListCourseTeacherLogic(r.Context(), cfg, CourseTeacherModel)
 		resp, err := l.ListCourseTeacher(&req)
 		if err != nil {
 			httpx.ErrorCtx(r.Context(), w, err)
diff --git a/server/internal/course_teacher/handler/course_teacher/updatecourseteacherhandler.go b/server/internal/course_teacher/handler/course_teacher/updatecourseteacherhandler.go
index 88b2c290..ac5a2528 100644
--- a/server/internal/course_teacher/handler/course_teacher/updatecourseteacherhandler.go
+++ b/server/internal/course_teacher/handler/course_teacher/updatecourseteacherhandler.go
@@ -4,11 +4,14 @@
 package course_teacher
 
 import (
+	"fmt"
 	"net/http"
 
 	"github.com/JACKYMYPERSON/hldrCenter/config"
 	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/logic/course_teacher"
+	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/model"
 	"github.com/JACKYMYPERSON/hldrCenter/internal/course_teacher/internal/types"
+	"github.com/zeromicro/go-zero/core/stores/sqlx"
 	"github.com/zeromicro/go-zero/rest/httpx"
 )
 
@@ -20,7 +23,22 @@ func UpdateCourseTeacherHandler(cfg *config.Config) http.HandlerFunc {
 			return
 		}
 
-		l := course_teacher.NewUpdateCourseTeacherLogic(r.Context(), svcCtx)
+		mysqlCfg := cfg.MySQL
+		dsn := fmt.Sprintf(
+			"%s:%s@tcp(%s:%d)/%s?charset=%s&parseTime=true&loc=Local",
+			mysqlCfg.Username,
+			mysqlCfg.Password,
+			mysqlCfg.Host,
+			mysqlCfg.Port,
+			mysqlCfg.Database,
+			mysqlCfg.Charset,
+		)
+		fmt.Println("接收到articlePost请求")
+
+		conn := sqlx.NewSqlConn("mysql", dsn)
+		CourseTeacherModel := model.NewCourseTeacherModel(conn)
+
+		l := course_teacher.NewUpdateCourseTeacherLogic(r.Context(), cfg, CourseTeacherModel)
 		resp, err := l.UpdateCourseTeacher(&req)
 		if err != nil {
 			httpx.ErrorCtx(r.Context(), w, err)